#include <iostream>
#include <string>
#include "auto.h"

using namespace std;

int main()
{
	Car First("Stephen", "Grand Prix", 2003);
	Car Second("Steve", "Couger", 1968);
	Truck Third("Shawn", "Dakota", 4);
	Truck Fourth("Sean", "F-150", 6);
	Vehicle* ptr;

	ptr = &First;
	ptr->display();
	cout << endl;

	ptr = &Second;
	ptr->display();
	cout << endl;

	ptr = &Third;
	ptr->display();
	cout << endl;

	ptr = &Fourth;
	ptr->display();
	cout << endl;

	return 0;
}